/*头部和底部一个在最顶部一个在最底部*/
html, body {
    height: 100%;
    margin: 0;
    display: flex;
    flex-direction: column;
}
#footer{
    margin-top: auto;
    width: 100%;
    padding-bottom: 40px;
}
.authorization-content{
    padding:0 15px 0;
    width: 100%;
}
.authorization-content>h2{
    font-size: 1.8rem;
    font-weight: bold;
    text-align: center;
    margin: 15px 0;
}
.authorization-content>span{
    font-weight: 500;
    font-size: 1.3rem;
    color: #73706b;
    margin: 0 0 10px 0;
    display: inline-block;
}
.authorization-content>img{
    width: 200px;
    height: auto;
    margin-bottom: 20px;
    margin-top: 10px;
}